Predicted to enable interleukin-12 beta subunit binding activity; interleukin-27 binding activity; and protein heterodimerization activity. Predicted to contribute to cytokine activity and growth factor activity. Involved in response to granulocyte colony-stimulating factor. Predicted to be located in cell surface; cytoplasm; and extracellular space. Predicted to be part of interleukin-12 complex. Human ortholog(s) of this gene implicated in hepatitis C; hepatocellular carcinoma; and primary biliary cholangitis. Orthologous to human IL12A (interleukin 12A). [provided by Alliance of Genome Resources, Apr 2022]